General Tools EMR813 User Manual [en, es, fr]

Thank you for purchasing this new generation
RF Wireless Thermometer. Designed and engineered
with the state-of-art technology and components,
this instrument will provide accurate and convenient
measurement of indoor and outdoor temperatures.
Read this manual carefully to fully explore the
features and functions of the new product.

EMR 813

USER’S MANUAL

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NAME AND FUNCTIONS OF BUTTONS:

Press Functions Hold 3 seconds

CHANNEL Select Channel 1,2 & 3 Delete current

channel

MODE Select indoor and

outdoor temperature
readout

MIN/MAX Read maximum/

minimum record

CLEAR Clear memory at

Max/Min display

ALERT Temp alert on/off Enter temp

alert setting

UP + 1 step up Fast advance

°F/°C

DOWN - 1 step down Fast backward

Auto Scroll

BATTERY INSTALLATION:

HOME RECEIVER:
Lift off the battery cover at the back, install 2 “AAA”

batteries according to the polarity indicated, close
the battery cover.

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REMOTE SENSOR:
Lift off the bracket stand, loose the 4 screws with a

small screwdriver, insert 2 “AAA” batteries according
to the polarity indicated. Replace the cover and
tighten the 4 screws.

SETTING UP THE WIRELESS
THERMOMETER:

• For the first installation, always insert batteries to
the home unit and then the remote sensor. Your
new RF Thermometer is built with random security
code technology, the home unit will learn the
random code of the first remote sensor and log in
as channel 1. Channel 2 and Channel 3 will be
registered in the same way.

• The registered channels will be erased when the
batteries of the remote sensor or the home unit
are removed.

• When replacing batteries for the remote sensor,
remember to clear the corresponding channel of
the home unit in this way: Select the respective
channel by pressing the CHANNEL button, hold the
CHANNEL button 3 seconds to clear the
registration.

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• When replacing batteries for the home receiver,
please remove batteries of all remote sensors and
re-install the batteries to the sensors according to
the desired channel sequence.

• Press the Tx button on the back of remote sensor
to verify the RF reception, hold the button 3 sec to
reset.

°F/°C SELECTION:

In normal mode, press “ - ” button to select F and C.

MAX/MIN MEMORY:

Press the “MAX/MIN” to view the maximum values
for 5 seconds, press again to view the minimum
memory. To clear the memory record, press “CLEAR”
while the respective values displaying on screen.

TEMPERATURE ALERT:

• Press “ALERT” to turn temperature alert on and off.

• Hold “ALERT” 3 seconds to enter the alert setting
mode. The remote channel and the Upper + Lower
pointers flash. (if more than 1 remote sensor is
registered, press Ch to select channel & press
ALERT to confirm)

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• The Upper pointer and temperature will flash, enter
the desired upper limit with the “ +, - ” buttons,
press “ALERT” to confirm and go to the lower limit
setting.

• The Lower pointer and temperature will flash,
enter the desired lower limit with “ +, - ” buttons,
press “ALERT” to confirm and exit.

• Each setting cycle will allow setting one channel
for the temperature alarm, the unit allows to enter
temperature alert for outdoor sensor channel
1, 2, 3.

• When temperature hits the limit of the preset, the
Upper + Lower pointers and the temperature of
the respective channel will flash, Press any keys to
stop the alarm.

LOW BATTERY INDICATION:

Low battery indication is available for the home unit
itself and all of the 3 remote channels. Replace the
batteries and follow the setup procedure as
mentioned in this instruction manual.

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SPECIFICATIONS:

RANGE OF TEMPERATURE MEASUREMENT:
Indoor Unit: 32º to 122ºF (0º to 50ºC)
Remote Sensor: 14º to 158ºF (-20º to 60ºC),

lowest: -58ºF (-50ºC) using extension cord

Transmission:Max. 100 ft (30M) open area,

RF434 MHz
Resolution: 0.1 degree for temperature
Battery Life: 1 year (alkaline batteries recommended)

NOTE:

This equipment has been tested and found to
comply with the limits for a Class B digital device,
pursuant to Part 15 of the FCC Rules. These limits
are designed to provide reasonable protection
against harmful interference in a residential
installation. This equipment generates, uses and can
radiate radio frequency energy and, if not installed
and used in accordance with the instruction, may
cause harmful interference to radio communications.
However, these is no guarantee that interference
will not occur in a particular installation. If this
equipment does cause harmful interference to radio
or television reception, which can be determined by

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